Add Discord community version (64-bit only)

- Added realracing3-community.apk (71.57 MB)
- Removed 32-bit support (armeabi-v7a)
- Only includes arm64-v8a libraries
- Decompiled source code included
- Added README-community.md with analysis

decompiled-community/sources/com/amazon/device/iap/internal/util/d.java

@@ -0,0 +1,29 @@
+package com.amazon.device.iap.internal.util;
+
+import java.util.Collection;
+
+/* loaded from: classes.dex */
+public class d {
+    public static void a(Object obj, String str) {
+        if (obj != null) {
+            return;
+        }
+        throw new IllegalArgumentException(str + " must not be null");
+    }
+
+    public static void a(String str, String str2) {
+        if (a(str)) {
+            throw new IllegalArgumentException(str2 + " must not be null or empty");
+        }
+    }
+
+    public static void a(Collection<? extends Object> collection, String str) {
+        if (collection.isEmpty()) {
+            throw new IllegalArgumentException(str + " must not be empty");
+        }
+    }
+
+    public static boolean a(String str) {
+        return str == null || str.trim().length() == 0;
+    }
+}